50 Important Number System Questions With Solutions- EBook

The number system is an essential part of competitive exams like Banking, SSC, Railways & Insurance exams. Wondering what type of Number System questions are asked in different government exams? To help you with your preparation we have brought you the Important Number System Questions in this blog for the practice. We have covered every type of Number System questions that can be asked in upcoming government exams.


Let’s have a look at the sample for the Important Number System Questions


Q1) The digits of a two-digit number are in the ratio of 2 : 3 and the number obtained by interchanging the digits is bigger than the original number by 27. What is the original number?

1. 63
2. 48
3. 96
4. 69

Correct Answer: “4


Q2) Three consecutive numbers such that twice the first, 3 times the second, and 4 times the third together make 182. The numbers in question are

1. 18, 22 and 23
2. 18, 19 and 20
3. 19, 20 and 21
4. 20, 21 and 22

Correct Answer: “3″


Must Read:- Download E-Book of Number Series Moderate Solved Questions


Q3) A two-digit number is such that the sum of the digits is 11. When the number with the same digits is reversed is subtracted from this number, the difference is 9.What is the number?

1. 23
2. 24
3. 65
4. 14

Correct Answer: “3”


Q4) One-fifth of a number is equal to 5/8th of another number. If 35 is added to the first number, it becomes four times the second number. Find the second number.

1. 39
2. 70
3. 40
4. 25

Correct Answer: “3”


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Q5) What least number would be subtracted from 427398 so that the remaining number is divisible by 15?

1. 3
2. 10
3. 16
4. 11

Correct Answer: “1”


Download E-Book of Important Number System Questions


Q6) A number consists of two digits. If the digits interchange places and the new number is added to the original number, then the resulting number will be divisible by:

1. 3
2. 5
3. 9
4. 11

Correct Answer: “D”




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